Watch Mr. Osomatsu Episode 19 – Tell Us, Hatabou / School Matsu / Iyami's School online on animeTVplus with subtitles and HD playback.
← Episode 18 – Period Drama Osomatsu-san / Choromatsu Rising All Mr. Osomatsu episodes Episode 20 – Mahjong / Godmatsu →
Other seasons: Mr. Osomatsu 2nd season, Mr. Osomatsu THE MOVIE, Mr. Osomatsu 3rd season, Mr. Osomatsu 4th season
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